package com.yunxi.demo.service;

import com.yunxi.demo.pojo.UserDemoVO;

import java.util.List;

/**
 * Created by xuruzi on 2019/4/24.
 */
public interface DemoService {
    String sayHello(String userName);
    String findUserInfo(String userName);
    String saveUser(String name);
    List<UserDemoVO> listUserInfo();
}
